UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8txfBaj4TI/c+hTzNHTRAzEkd8+Ppbu7Osq+KoTEKj4=' 
WHERE 
  key_id = '7615e907f76b8ee5691678a3feb9a6a3b984da9d0b8af61e4f9d077747f9fe00' 
  AND (
    token = '8txfBaj4TI/c+hTzNHTRAzEkd8+Ppbu7Osq+KoTEKj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )